#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
int main() {
	/*int b;
	int a;
	scanf_s("%d", &b);
	switch (b)
	{
		case 1:
			a = 30;
		case 2:
			a = 20;
		case 3:
			a = 10;
		default:
			a = 0;
	}
	return a;*/
	int arr[] = { 1,2,(3,4),5 };
	printf("%d\n", sizeof(arr));
	return 0;
}